Hi.
Keeway scooters usually do not have kickstand switch. Check if there is
one just in case. If there is kickstand switch bypass it.
Check fuel switch, fuel filter and hose.
Try starting with no fuel cap.
Check and replace spark plug.
Check carburetor oil and oil tube.
Check carburetor mixture and idle settings.
The carburetor needle may be clogged in some case the carb must be
disassembled to clean part or regulate needle height. Unscrew the
discharging fuel screw for the carburetor and check if there is fuel
flow. If fuel flows test the ignition wiring , CDI and coils in the
magneto.
I do not have the service manual for this scooter.
Here a service manual for a Keeway ARN 150, similar to Flash
Check the service manual tests and diagnostics are the same and wiring diagram is similar.
Regards.
Ginko
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